# 1)Find the sixth term of the geometric sequence for which a1=5 and r=3 A)1215 B)3645 C)9375 D)23 I chose A 2)Write an equation for the nth term of the geometric sequence -12,4,-4/3... A)aN=-12(1/3)n-1 B)aN=12(-1/3)n-1 C)aN=-12(-1/3)-n+1 D)aN=-12(-1/3)n-1 I chose C 3)Find

92,916 questions, page 38
1. ## math

Write the next four terms of the sequence 27, -18,12,-8,....

asked by mike on September 8, 2009
2. ## algebra

What is a7 for the sequence an=2+5(n-1) How do I solve this? Confused.

asked by Nyk on March 21, 2011
3. ## algerbra 9th grade

What is the explicit rule for the sequence -5, -3, -1, 1, …? A.f(n) = -5 + (n – 1)(-2) B. f(n) = 5 + (n – 1)(-2) C. f(n) = -5 + (n – 1)(2) D .f(n) = 5 + (n – 1)(2)

asked by pink on November 2, 2018
4. ## Math

The general rule for the sequence 2,3,5,8,12

asked by Sipho on August 21, 2018
5. ## math

write the next four letters in this sequence A B Z Y C D

asked by charlie on March 27, 2009
6. ## math

Which represent the first three terms of the sequence: a1 = 2 and an = 3(an - 1)^2?

asked by Jim155 on March 1, 2012
7. ## Math

What is the difference of the arithmetic sequence 7p+2, 5p+12, 2p-1?

asked by Paps olarte on June 6, 2015
8. ## Math

How many terms are in the following sequence that follows? 3,7,11,....,439

asked by Kristen on January 7, 2014
9. ## math

Write a rule for the sequence 8,-1,-10,-19...

asked by bibby on May 12, 2015
10. ## math

what are the next three terms in the sequence? -3,6,15,24, ... A.35, 46, 57 B.34, 44, 54 C.33, 44, 56 D.33, 42, 51*** is this correct?

asked by help pls on February 26, 2019
11. ## math

The number which best completes the sequence below is: 10 8 7 14 15 13 12 24 25

asked by christy on January 12, 2009
12. ## MATH HELP

What number comes next in the Fibonacci sequence: 0, 1, 1, 2, 3, 5 A)5 B)7 C)8 D)13 IS it b or c

asked by Oscar on April 16, 2015
13. ## algebra

1. What are the next three terms in the sequence? –6, 5, 16, 27, … (1 point)

asked by Anonymous on May 24, 2018
14. ## Math

what is the recursive rule for the sequence -7.4, -21.2, -35, -48.8, -62.6 an=an-1+13.8 an=an+1+13.8 an=an+1-13.8

asked by Jessie on April 25, 2017
15. ## Math

What is the explicit form of the following sequence: 1.5, 3.6, 4.2, 5.4, 7.9, 8.3, 8.6, 9.7

asked by Devika on February 11, 2014
16. ## Pre-Calculus

If r = 1, will a sequence be convergent or divergent?

asked by Lucina on February 15, 2015
17. ## Math

What is the missing Sequence of 30,____,19, 13 1/2

asked by Brian Salas on January 29, 2019
18. ## math

what are the next four of the sequence represented by the expression 3n+5?

19. ## Mathematics

Give the first three terms of the sequence of 1.Tn+1=Tn+n

asked by Anonymous on March 27, 2014
20. ## algerbra 9th grade

What is the recursive rule for the following sequence: -5, -3, -1, 1…? A. an = an n-1 - 5 B. an = an n-1 - 2 C. an = an n-1 + 2 D. an = an n-1 + 5

asked by ??? on November 2, 2018
21. ## Math

math sequence probelm

asked by Rance on September 3, 2011
22. ## Math

What are the next three terms in the sequence? -6, 5, 16, 27 Answers: 38, 49, 60 37, 47, 57 36, 45, 54 36, 46, 57

asked by Hannah Montana on June 9, 2016
23. ## math

what is the missing number in the following sequence: 13,7,18,10,5,?,9,1,12,6 Thanks

asked by jaclyn on December 10, 2012
24. ## Math

What is the next number in the sequence 270, 27, 2.7,0.27

asked by William on October 27, 2011
25. ## calculus

does the sequence a=(2n)! / n! converge? Explain

asked by Todd on September 1, 2011
26. ## Math

What is the next number in the sequence? 20.48, 12.8, 8, 5,________

asked by Kory on April 12, 2011
27. ## Maths

Consider the sequence 13;11;9;7;5... A) show that Tn+T15-n=0

asked by Takalani on January 18, 2015
28. ## math 4th grade

writing a sequence for the rule a-4=b

asked by joe on November 29, 2011
29. ## MATH

Does the sequence converge? Work out a=-1^n

asked by ANON on July 29, 2016
30. ## Math

What are the next three terms in the sequence -1, 9, 19, 29.... A. 38, 37,32 ⏪? B. 40,51,62 C.39,49,59 D. 38,47,56 I'm not sure of my answer

asked by Life °=° on June 4, 2019

which values will be part of the sequence? 3,4.5,6,7.5,...

asked by Anon on May 4, 2016
32. ## Math

4 3 1 1 2 1 -2 -3 What's the pattern and the next numbers of this sequence?

asked by Thales on August 7, 2010
33. ## Algebra 2

Describe an infinite geometric series with a beginning value of 2 that converges to 10. What are the first 4 terms of the series? Last question and my mind is fried, can someone please help me? Thanks

asked by Fading on March 23, 2017
34. ## Calculus

Which of the following statements is/are true about the series the summation from n=0 to infinity of (3/2)^n? I. It diverges. II. It is geometric. III. It is arithmetic Possible answers: a) I only b) II only c) I and II only d) I and III only

asked by Alice on May 13, 2019
35. ## Math

For what values of x(x≠0) will the following infinite geometric series have a finate sum? x+3x²+9x³+... 3x²/x what are the next steps? Thanks in advance.

asked by sh on June 16, 2009
36. ## calc

Sketch the regions represented by the following integrals and evaluate them using geometric formulas. 4 integral 1: 2x+3dx 6 integral -2: lx-1l dx (absolute value of x-1

asked by Leila on November 9, 2016
37. ## Banking

Here's a few questions I'm stuck on... What makes a stock liquid? A. the reputation and financial strength of the corporations that issue them. B. the fact that a secondary market exists for publicly traded stocks. C. the fact that they are generally short

asked by Bobby on December 12, 2009
38. ## Algebra 2 - Geometric Series

I need help evaluating the geometric infinite series. It's got the double zero thing over the E thing. 00 E(-1/2)^ n-1 (n=1)

asked by Kay on April 29, 2009
39. ## Algebra

Is the series 72, 48, 32,... an arithmetic or geometric series. WHat is common difference or ratio

asked by Andrew on January 17, 2013
40. ## Math

If a, b, and c are three integers in geometric progression, prove that the number a^2+b^2+c^2 is exactly divisible by the number a+b+c.

asked by Lina on May 6, 2014
41. ## Precalculus

A geometric series has t1 = 3 and r = 2. If tn = 96. What does n equal in this problem? What is the special name given to the terms between 3 and 96 in this problem?

asked by Anon on January 20, 2012
42. ## Help w/ Math PLS

If a, b, and c are three integers in geometric progression, prove that the number a^2+b^2+c^2 is exactly divisible by the number a+b+c.

asked by Lina on May 7, 2014

The marginal cost of a product is modeled by dC/dx= 16/cube root 16x + 3 where x is the number of units. When x = 17, C = 120. (a) Find the cost function. (Round your constant term to two decimal places.) c= (b) Find the cost of producing 90 units. (Round

asked by abc on May 28, 2013
44. ## math calculus

The marginal cost of a product is modeled by dC/dx= 16/cube root 16x + 3 where x is the number of units. When x = 17, C = 120. (a) Find the cost function. (Round your constant term to two decimal places.) c= (b) Find the cost of producing 90 units. (Round

asked by steven on May 28, 2013
45. ## Math

Solve each of the following quadratic equations by completing the aquare. 1. x^2-6x-3=0 2. 2x^2+10x+11=0 Step 1. Move the constant to the other side. X^2 -6x + ?? = 3 + ?? To find ??, take 1/2 the x term and square it, then add it to both sides; therefore,

asked by Tomika on June 13, 2007
46. ## algebra 2

find a10: 192,196,48 an=a1+(n-1)d a10=192+(10-1)(?) i know a1=192, n=10, but what is d? and find nth term of 1,2,4 a1=1 n=? r=?

asked by reina bonilla on June 11, 2015
47. ## LAW

1. The right to a grand jury can be found in which Constitutional amendment? A. Fourth B. Fifth C. Sixth D. Fourteenth is it B 2. Which of the following is a method of pretrial release where the defendant promises to show up when required, without having

asked by Amy on January 7, 2014
48. ## college physics

If a is acceleration, v is velocity, x is position, and t is time, then check the validity (wrong or correct) of the following equations using dimensional analysis: a) t2 = 2x/a b) t = x/v c) a = v/x d) v = a/t ALSO , The term 1/2 PV^2 rv2 occurs in

asked by ayan on October 2, 2010
49. ## maths

The distance between 2 town x and y, is 50km.alan drive from x to y at an average speed of vkm/ h. Write down an expression,in term of v,for the time in hour, that he took to complete the journey from x to y. Write down an expression in term of v,for the

asked by kennard on February 15, 2013
50. ## economics

18. (Shifts in the PPF) Terrorist attacks foster instability and may affect productivity over the short and long term. Do you think the September 11, 2001, terrorist attacks on the World Trade Center and the Pentagon affected short- or long term

asked by Gary on August 23, 2010
51. ## Math - Accounting

Consider a home mortgage of 125,000 at a fixed APR of 9% for 30 years. - calculate the monthly payment - determine the total amount paid over the term of the loan - Of the total amount paid, what percentage is paid toward the principal and what percentage

asked by Nena on November 11, 2017
52. ## Math

Etienne owns a small recycling company that picks up empty glass bottles from restaurants. At the first restaurant, he picks up 50 bottles. At each restaurant after this, he picks up 4 more bottles than he picked up at the restaurant before. Assume that

asked by Alex on September 17, 2014
53. ## math

mr foster places 11 garden light along 80- meter path.each light an eqal distance apart .haw far away is the sixth garden light from the second?

asked by omraan on February 4, 2012
54. ## Algebra

As CEO of a company, you notice that your five executives have the following salaries: \$85,000, \$91,000, \$70,000, \$70,000, \$62,000. You are hiring a sixth executive. Which measure of central tendency would be the most attractive to people applying for the

asked by Gregg on June 16, 2011
55. ## Chemistry

In 3-4 sentences, identify how the geometric structure of NF3 is different than that of NF4+. Explain how the geometry affects the ability of the molecules to experience a dipole effect. (I did the Lewis diagrams for both but I don't know what to do after

asked by Madison on May 21, 2015
56. ## Math

Express the repeating decimal 0.513 (the 13 is repeating) as a fraction in lowest terms using the infinite geometric series method.

asked by Haile on September 29, 2011
57. ## AED

Discusses the central executive, sensory register, working memory, and long-term memory Reviews the relationship among the central executive, sensory register, working memory, and long-term memory Details how sensation and perception, attention, working

asked by dawn on June 27, 2008
58. ## maths

The sum of the first n terms of an exponential series is 364. The sum of their reciprocal is 364/243. If the first term is 1,find n and the common ratio.

asked by dannystein on January 27, 2016
59. ## Geometric progression

sum of 4 terms of g p is 30 & sum of first and last term is 18 . Find gp a(r^4-1)/(r-1) = 30 a + ar^3 = 18 a(1+r^3) = 18 it's easy to see that if a=2, r=2 Does that work on S4? 2*15/1 = 30. Yes So, the GP is 2,4,8,16,... But sir I want not logic proof ,

asked by Venkatesh on March 23, 2016
60. ## math

Suppose a 60,000 martgage is to be amortized at 7.5% interest. Find the total amount of interest that would be paid for each term a) 10 years b) 30 years

asked by Andrzej on December 4, 2012
61. ## math

Suppose a 60,000 martgage is to be amortized at 7.5% interest. Find the total amount of interest that would be paid for each term a) 10 years b) 30 years.

asked by Andrzej on December 4, 2012
62. ## math

The ratio of the forth and 12th terms of a g.p. with positive common ratio is 1:256. If the difference of two terms be 61.2. Find the sum of 8 term of this series.

asked by arti on January 28, 2017
63. ## math

A piece of wire of length 240 cm is bent into the shape of trapezium where the eqtn is = 13x+13x+y+y+24x. Find the value of x and y for which A is maximum, hence find the maximum area. a. express y in term of x b. show that the area A cm^2 enclosed by the

asked by Yuni on July 29, 2011
64. ## g.p.

The ratio of the fourth and 12th term of a g.p. With positive common ratio is 1:256. If the difference of two terms be 61.2, find the sum of 8 terms of this series.

asked by warnar on December 6, 2016
65. ## accounting

A term investment of 85000, is madr for 10 years at 4.25% interest. Find the value of the investment at maturity if interest is compoundes quarterly?

asked by dan on June 16, 2016
66. ## math

An arithmetic progression has 2 as its first term. find its common difference if the sum of 33 terms is equal to six times the sum of 13 terms

asked by greatmam on January 30, 2016
67. ## Math

Hello, I'm trying to find the following sequence that relates to the number of ways that paving stones can be laid to make a 3-foot-wide path using 3-foot by 1-foot stones. This is a very complex problem, and I'd appreciate a little help to start me off in

asked by Jimmy on November 11, 2007
68. ## maths algebra

HI STEVE, THANKS for your reply back it was the wrong answer the one you worked, yes a hard question, here is an example of simultaneous questions. x-2/3 + y-1/4 =13/12 (1) 2-x/2 + 3+y/3 =11/6 (2) first step is to get rid of fractions. in equation (1) the

asked by mohammad on November 13, 2014
69. ## Calculus

Consider the function f(x)=sin(1/x) Find a sequence of x-values that approach 0 such that sin (1/x)=0 sin (1/x)=1 sin (1/x)=-1 Is sin sin (1/x)=0 and sin (1/x)=-1 does not exist. What is sin (1/x)=1 then.

asked by George on September 8, 2008
70. ## Urgent =Math

17. Tell whether this survey describes a good sample and if so, name the method of sampling used. Every sixth person leaving a restaurant is surveyed to determine their favorite food from the menu. yes, random******** yes, systematic yes, stratified not a

asked by Monica on May 6, 2016
71. ## 8th grade

Hi my class is doing a unit on patterns with algebraic expressions. And i need to find a difficult expression Figure# Term value 1 8 2 27 3 64 4 125 what is the algebraic expression and how did u do it? thank you. Math-Nick

asked by Nick on November 22, 2009
72. ## Precalculus

A woman who is 6 feet tall stand near a light that is 13 feet tall. Find a function for the length of her shadow in term of her distance from the base of the lamp.

asked by Jayden on February 15, 2012
73. ## Math

1. A teacher teaches 8 students how to fold an origami model. Each of these students goes on to teach 8 students of their own how to fold the same model. If this teaching process goes on for 6 generations, how many people total will know how to fold the

asked by Reyna on October 7, 2014
74. ## finance (current asset)

An item which may be converted to cash within one year or one operating cycle of the firm is classidied as a.... A. current liability B. long-term asset C. current asset D. long-term liability I like C current asset-the quest is the definition of a current

asked by Jason on July 25, 2008
75. ## Math

A college freshman must take a science course, a humanities course, an elective course, and a mathematics course for the first term of the school year. If he or she may select any of the six science courses, any of the four humanities courses, any of the

asked by Therese on February 21, 2013
76. ## Algebra

Car financing for less 2-year term Up to \$40,000 6% compared annually with a \$500 up-front payment 1. What part of the offered deal is this interest rate? 2 year term Up to \$40,000 6% compounded annually**** \$500 up-front payment

asked by Shel on April 23, 2018
77. ## algebra

In a real-life situation, to model the distance x and the height of hitting a baseball y as in: y = ax^2 + bx + c 1. When dealing with the initial height of the ball, what is happening when x = 0? Is it that the ball has not yet traveled any distance? 2.

asked by Anil on October 8, 2011
78. ## english

Hi:)I don't know the term in english but I'll try to explain.Last week i had to teach a class in school.Now i need to write teaching plan.It is supposed to be a table with every detail what has happened in class.You know what i mean?Can you find some

asked by jilly on November 22, 2008
79. ## CAlculus

find the taylor series for f(x)=cos(x) centered at a=pie/4 see this: http://en.wikipedia.org/wiki/Taylor_series Here you will get an alterate cos, sin terms, with signs changing each second term. Post your thinking, and I will critique.

asked by URGENTTTT on May 5, 2007
80. ## human anatomy-nervous system

I am a little confused about the action potential concept (see nervous system) I have 3 multiple-choice questions that I need help with: Which is the correct sequence of events that follows a threshold potential: 1.the membrane becomes depolarized 2.sodium

asked by Sarah on December 2, 2006
81. ## math

The sum of the first 20 terms of an arithmetic series is identical to the sum of the first 22 terms. If the common difference is -2, find the first term.

asked by lindsay on July 17, 2014
82. ## Math

Could anyone explain to be what these term mean in math? I try googling them but can't find the answer. Thanks 1.Opposite of a Difference 2.Opposite of a Sum 3.Opposite of an Opposite

asked by Shadow on August 28, 2011
83. ## Mathematics

The sum of the 1st and 2nd terms of an AP is 4 and the 10th term is 19. Find the sum of the 5th and 6th terms

asked by Amaka on March 13, 2015
84. ## Geometry

A nonregular hexagon has five exterior angle measures of 55,58,69,57,and 55. What is the measure of the interior angle adjacent to the sixth exterior angle?

asked by Donovan McCray on October 3, 2012
85. ## LAW

1. Interrogations and confessions are protected by which of the following Constitutional amendments? A. Fifth B. Sixth C. Fourteenth D. All of the above is it D 2. Which of the following is NOT considered a “criminal proceeding”? A. A trial B. Juvenile

asked by Amy on December 30, 2013
86. ## Math

ç 2x^3 + 3x^2 + x + 1 dx --------------------- -2x + 1 [2x^3 + 3x^2 + x + 1]/(-2x + 1) = ax^2 + bx + c + d/(-2x + 1) ----> 2x^3 + 3x^2 + x + 1 = (ax^2 + bx + c)* (-2x + 1) + d Find a, b , c and d by equating the coeffients of equal powers of x on both

asked by Ash on November 30, 2006
87. ## Chemistry

What type of isomers are [Pt(NH3)2Br2]Cl2 and [Pt(NH3)2BrCl]BrCl? A. Structural B. Geometric C. Linkage D. Coordination E. Optical

asked by Neha on July 27, 2011
88. ## Geometric Series

Evaluate the geometric Series or state that it diverges lower bound k= 1 upper bound = infinity E (sum symbol) E 5(-1/6)^(5k) I know it converges but im not sure to what

asked by Kate on May 7, 2015
89. ## I need help with these please ALGEBRA

1. Consider the leading term of the polynomial function. What is the end behavior of the graph? Describe the end behavior and provide the leading term. -3x5 + 9x4 + 5x3 + 3 2. Evaluate : sqrt7x(sqrtx-7sqrt7) show your work. 3. Solve the equation. Check for

asked by Ciaria on March 17, 2015
90. ## busn

Which one of the following activities best exemplify working capital management. For this exercise you will be choosing more than one option for your answer. 1. Identify three good investment opportunities for the firm. 2. Obtain a short-term loan to

asked by SUSI on September 6, 2011
91. ## Algebra

Insert five geometric means between 0.125 and 8. I know one set is 0.25, 0.5, 1, 2, 4 What would be the other set?

asked by Anonymous on February 22, 2017
92. ## Calculus

If S1 = 0.7 and S2 = 2.1 in geometric series, what would the sum of the first 12 terms in the series be? I tried doing this, and I got 1.16 or something :S How exactly do I do this? Please tell me what formula to use. I was using the Sn = a(rn-1)/r-1

asked by Anonymous on September 20, 2011
93. ## Math

What is the difference between geometric patterns (with numbers) and arithmetic patterns?

asked by No one special on March 20, 2016
94. ## Calculus - - Reiny

If S1 = 0.7 and S2 = 2.1 in geometric series, what would the sum of the first 12 terms in the series be? I tried doing this, and I got 1.16 or something :S How exactly do I do this? Please tell me what formula to use. I was using the Sn = a(rn-1)/r-1

asked by Anonymous on September 20, 2011
95. ## English

Can you please check these sentences? I find it difficult to rephrase to sentences. Thank you. 1) thank you very much for helping me with my school search. 2) In the blog I noticed that your colleague wrote that the involved students come from the fifh and

asked by Henry2 on January 29, 2012
96. ## english

im pretty much done defining the terms but can yall help me find good examples for each term? Allegory Allusion Analogy Anaphora Anecdote Aphorism Apostrophe Euphemism Hyperbole Metaphor Metonymy Paradox Rhetorical question Synecdoche Understatement

asked by lexi on August 13, 2018
97. ## Math corrections

What are the first four terms of the sequence represented by the expression n(n-1)-4 A)-2,2,6,10 B)-3,0,3,6 C)-4,-2,2,8 D)-5,-4,-2,6

asked by Kathleen on January 31, 2019
98. ## Pre ALGEBRA

what are the next three terms in the sequence -6, 5, 16, 27? A)38,49,60 B)37,47,57 C)36,45,54 D)36,46,57 i think its a Am i right Somebody help me please DAMON,MS.SUE, SOMEBODY PLEASE HELP ME

asked by Oscar on March 13, 2015
99. ## Algebra HELP!!!!!!!

what are the first four terms of the sequence represented by the expression n(n-1)-4

asked by La'Nya on February 20, 2019
100. ## MATH

Guess what the next number in this sequence is: 16, 5, 14, 7, 21, 9, ____

asked by TJ on February 6, 2014